. The Becquerel rays and the properties of radium . harge conveyed by radium to surrounding conduc- >i i i i tors, a is the radium, contained iri a cavity in a lead tUe platO DeCamO block, l is the block of lead which receives the rays, •, , . , and becomes charged. It is entirely surrounded by ChargfCd with Ueffa- paraflln wax, d. This prevents the charge acquired from ° o leaking away, h is connected by the wire, c, to the fivp plpotripif-D- dnrl electrometer, which indicates the charge acquired. The ClCULllLlby, dnu whole ot the receiving arrangement is surrounded by a i-f-a f>Viq vrr
. The Becquerel rays and the properties of radium . harge conveyed by radium to surrounding conduc- >i i i i tors, a is the radium, contained iri a cavity in a lead tUe platO DeCamO block, l is the block of lead which receives the rays, •, , . , and becomes charged. It is entirely surrounded by ChargfCd with Ueffa- paraflln wax, d. This prevents the charge acquired from ° o leaking away, h is connected by the wire, c, to the fivp plpotripif-D- dnrl electrometer, which indicates the charge acquired. The ClCULllLlby, dnu whole ot the receiving arrangement is surrounded by a i-f-a f>Viq vrro />/Mi1r1 Uametal case, e, connected to earth, but this metal is very ° ) COUIU. UB thin on the face where the rays enter. 1 t made apparent bymeans of an electrometer. M. Curie also tried the It is known that paraiBn loses its insulation to some extent while underthe influence of Becquerel rays ; but apparently, to judge by the result, thefailure of insulation is not serious enough to affect the use of paraffin in THE y8-EAYS 65
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectradioac, bookyear1904
